Home / 1,360,995.47-2,040,120.86-855,917.41

Finding the Fourth Proportional to 1,360,995.47, 2,040,120.86 and 855,917.41

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Solution

The fourth proportional to 1,360,995.47, 2,040,120.86 and 855,917.41 is: 1,283,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,995.47 : 2,040,120.86 = 855,917.41 : x
  2. Step 2: Convert to fraction form
    1,360,995.47/2,040,120.86 = 855,917.41/x
  3. Step 3: Cross multiply
    1,360,995.47x = 2,040,120.86 × 855,917.41
  4. Step 4: Simplify right side
    1,360,995.47x = 1,746,174,959,617.66
  5. Step 5: Solve for x
    x = 1,746,174,959,617.66/1,360,995.47
  6. Step 6: Final answer
    x = 1,283,013.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.